[Linux-stm32] [PATCH V2 04/22] ARM: dts: stm32: Add missing ethernet PHY skews on AV96

Manivannan Sadhasivam manivannan.sadhasivam at linaro.org
Tue Mar 31 04:22:26 UTC 2020


On Tue, Mar 31, 2020 at 02:56:43AM +0200, Marek Vasut wrote:
> The KS9031 PHY supports configurable PHY skews to compensate for
> the board routing. Fill in the correct values.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>

Thanks,
Mani

> Cc: Alexandre Torgue <alexandre.torgue at st.com>
> Cc: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
> Cc: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
> Cc: Patrice Chotard <patrice.chotard at st.com>
> Cc: Patrick Delaunay <patrick.delaunay at st.com>
> Cc: linux-stm32 at st-md-mailman.stormreply.com
> To: linux-arm-kernel at lists.infradead.org
> ---
> V2: No change
> ---
>  arch/arm/boot/dts/stm32mp157a-avenger96.dts | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
> index a568d3824cb0..e58653ccb60f 100644
> --- a/arch/arm/boot/dts/stm32mp157a-avenger96.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
> @@ -96,6 +96,20 @@ mdio0 {
>  		compatible = "snps,dwmac-mdio";
>  		phy0: ethernet-phy at 7 {
>  			reg = <7>;
> +
> +			rxc-skew-ps = <1500>;
> +			rxdv-skew-ps = <540>;
> +			rxd0-skew-ps = <420>;
> +			rxd1-skew-ps = <420>;
> +			rxd2-skew-ps = <420>;
> +			rxd3-skew-ps = <420>;
> +
> +			txc-skew-ps = <1440>;
> +			txen-skew-ps = <540>;
> +			txd0-skew-ps = <420>;
> +			txd1-skew-ps = <420>;
> +			txd2-skew-ps = <420>;
> +			txd3-skew-ps = <420>;
>  		};
>  	};
>  };
> -- 
> 2.25.1
> 



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